Results of the composition analysis reveal that the primary cause to the fracture is the composition segregation of the wire .
成分分析结果表明，心部薄弱环节主要起因于线材中心的成分偏析。
After changing from mould casting into continuous casting, the composition segregation decreases and the toughness steel increases.
模铸转连铸后，减轻了成分偏析，提高了钢的韧性。
Solidification and composition segregation of billet are important factors which affect homogeneity of mechanical property of steel.
连铸坯的凝固组织和成分偏析是影响钢材力学性能均匀性的重要因素。
The results show that main cause of conchoidal fracture forming is that composition segregation in solidification grain boundary of casting steel reduces the resistance of crack propagation.
结果表明，沿一次晶晶界的成分偏析对裂纹扩展阻力的降低作用是铸钢中贝壳状断口形成的主要原因。
The research contents are included as follows: metallurgical effect of electromagnetic stirring; inclusion, macrograph, segregation of composition; properties of final rolled steel products.
其内容包括：电磁搅拌的冶金效果、铸坯的低倍组织、非金属夹杂物、成分偏析及钢材性能。
The relationship between the boron hardenability factor and the equilibrium segregation of boron to grain boundary, the composition of steel, the austenitizing temperature, grain size was studied.
研究了硼淬透性因子与硼的晶界平衡集聚规律、钢的成分、奥氏体化温度及晶粒尺寸的关系。建立了硼的晶界平衡集聚方程。
The complete chemical composition of the alloy influences the partitioning and segregation of each individual element to the liquid or solid.
合金在液态及固态时化学成分的组成对单个元素的分凝与偏析的影响。
It is emphasized that the amount of K_2O inthe batch composition not only has an effect on the growth of mica crystals but also isa determining factor to the segregation of humite in the melt.
配方中K_2O含量，不仅影响着云母长大，而且还对熔体是否会析出硅镁石起着关键作用。
It is emphasized that the amount of K_2O inthe batch composition not only has an effect on the growth of mica crystals but also isa determining factor to the segregation of humite in the melt.
配方中K_2O含量，不仅影响着云母长大，而且还对熔体是否会析出硅镁石起着关键作用。
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